.r-page {
    padding-bottom: 80px;
}

.b-title-sub {
    font-size: 30px;
    font-weight: bold;
    text-wrap: nowrap;
}

.b-title {
    width: 400px;
    margin: 40px auto 20px;
    font-size: 36px;
    text-align: center;
}

.b-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    margin-bottom: 20px;
}

.r-all {
    margin: 0 auto;
    width: 900px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.b-tal {
    width: 900px;
    // background: #2b313a;
    background-color: #1d2125;
    border-radius: 8px;
    // border: 1px solid #2D3338;
    font-family: var(--font-family);
}

.b-row {
    display: flex;
    flex: 1;
    height: 64px;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--border_);
}

.b-row:last-child {
    border: none;
}

.b-col:first-child {
    display: block;
    // margin-left: 120px;
    box-sizing: content-box;
    // background-color: rebeccapurple;
}

.b-col {
    flex: 1.5;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;

    &:last-child {
        margin-right: 100px;
    }
}

.b-col:nth-child(2) {
    margin-right: 50px;
    // background-color: blue;
}

.c-t1-sub {
    text-wrap: nowrap;
    color: #b1b6c6;
}

.c-t1 {
    flex: 1;
    color: #b1b6c6;
    font-size: 14px;
    text-align: left;
    margin-left: 30px;
}

.c-main {
    color: var(--main);
}

.b-btns {
    padding-bottom: 30px;
}

.no-line {
    border: none;
}

.b-btn {
    width: 240px;
}

.wrong {
    width: 20px;
    height: 20px;
    background: url("@/assets/wrong.png") no-repeat center;
    background-size: contain;
}

.right {
    width: 20px;
    height: 20px;
    background: url("@/assets/right.png") no-repeat center;
    background-size: contain;
}

.b-no {
    text-decoration: line-through;
    color: #b1b6c6;
    margin-right: 20px;
}

.n-btns {
    display: flex;
    border-radius: 4px;
    background: #2c3137;
    border: solid 1px #404852;
    overflow: hidden;
    color: #b1b6c6;

    .n-btn {
        width: 70px;
        height: 30px;
        display: flex;
        justify-content: center;
        align-items: center;
        border-right: solid 1px #404852;

        &:last-child {
            border-right: none;
        }

        &.choose {
            color: #2b313a;
            background: var(--main);
        }
    }
}
